gas scrubbing solutions and concentrations

[4metals]

I was just thinking if you have a strong enough vacuum and can pull air through a glass frit, you may produce bubbles fine enough to forego the bioballs.

 

[AuggieDog]

I was just thinking if you have a strong enough vacuum and can pull air through a glass frit, you may produce bubbles fine enough to forego the bioballs.

And I actually looked at bio balls and decided to scoop them up and give them a try